Paul Weithman is a professor of philosophy at Notre Dame University and the author of Religion and the Obligations of Citizenship.

Read an April 2007 study by the Pew Forum on Religion & Public Life and the Pew Hispanic Center about the effects the booming Hispanic population is having on U.S. religious practices.

The Office of Research for Religion in Society and Culture at Brooklyn College publishes The National Survey of Leadership in Latino Parishes and Congregations. Contact Stevens-Arroyo.

The U.S. Census Bureau posts a page that links to surveys on the economic and social characteristics of Hispanics, as well as another page on the Hispanic population in the U.S. with links to a variety of surveys and documents.

The Institute for Latino Studies at the University of Notre Dame also posts its research, which includes Hispanic housing in the United States, the future of Hispanic religious leadership, Hispanic access to health services, and Latino congregations’ civic/social involvement.

Hispanics make up 41 percent of Catholics in the U.S., according to data posted by Instituto Fe y Vida, a Catholic non-profit serving young Hispanics.

Read a Nov. 14, 2012 Wall Street Journal article about the increasing political influence of hispanics in the U.S.

The University of San Diego Center for the Study of Latino/a Catholicism is an organization dedicated to studying the theological influence of hispanics and Catholicism on society and church in the U.S. The center maintains an extensive list of Internet resources related to U.S. Hispanic and Latin American Catholicism.

A gathering of top U.S. Hispanic business leaders in Allenspark, Colo., considered the spiritual, cultural and economic role of U.S. Hispanics, according to an Aug. 21, 2006, Catholic News Agency article.